The library for web and native user interfaces.

Parse, validate, manipulate, and display dates in javascript.

A browser based code editor

The 1.x line is frozen - features and bugfixes now happen on https://github.com/yarnpkg/berry

Create the next immutable state by mutating the current one

A tiny (124 bytes), secure, URL-friendly, unique string ID generator for JavaScript

⏱ A library for working with dates and times in JS

The Swiss Army Knife of Vector Graphics Scripting – Scriptographer ported to JavaScript and the browser, using HTML5 Canvas. Created by @lehni & @puckey

Webpack plugin and CLI utility that represents bundle content as convenient interactive zoomable treemap

Development repository for the CodeMirror editor project

The smallest, simplest and fastest JavaScript pixel-level image comparison library

A library of dependency-free JavaScript utilities that do just one thing.

FireBug for designers › Edit any webpage, in any state https://a.nerdy.dev/gimme-visbug

🦝 📦 a package registry for anything, but mostly javascript 🦝 🦝 🦝

Interactive diagrams of Rx Observables

Timezone support for moment.js

Deprecated collision-resistant id spec. Insecure because it leaks timestamps. Use cuid2 instead.

Config of File Nesting for VS Code

Effortless custom elements powered by modern view libraries.

React scrollbars component

Specs & docs for potential future and experimental React APIs and JavaScript syntax.

🍿⚛Official React library to use Popper, the positioning library

React Bridge to the ART Drawing Library

👩‍🏭 Adds native Web Worker bundling support to Webpack.

A really simple way to move a function or class to a web worker. 🏋️‍♀️→ 😄

Port of TweetNaCl cryptographic library to JavaScript

A polyfill for the Resize Observer API

displays the import size of the package you are importing inside the code editor

Cancelable Async Flows (CAF)

Looperepool